Cadillac will offer a plug-in hybrid version of the CT6 large sedan scheduled to debut late next year. GM global product chief Mark Reuss said the plug-in hybrid would get at least 70 mpg.
Cadillac will offer a plug-in hybrid version of the CT6 large sedan scheduled to debut late next year. GM global product chief Mark Reuss said the plug-in hybrid would get at least 70 mpg.